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由网络问题引起的 SM-BC 高延迟

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Category:
ontap-9
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perf
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适用于

  • ONTAP 9
  • SnapMirror 主动同步 (SM-AS)/SnapMirror 业务连续性 (SM-BC)

问题描述

  • SnapMirror Sync 报告高延迟
    • SM-AS/SM-BC 依赖于 SnapMirror Sync (SM-S)
    • CLI 命令 qos statistics workload latency show 显示来自 SM Sync 的高延迟
    • AIQUM/OCUM 显示来自 Sync SnapMirror 的高延迟
  • EMS 错误记录在主站点上:

Tue Apr 04 02:38:22 +0800 [Node1-01: repl_Handle_sync_resl: callhome.syncsm.exception:error]: Call home for SNAPMIRROR SYNCHRONOUS EXCEPTION: Network Latency exceeded threshold limit.

  • CLI 命令 network test-link 显示源和目标集群之间的高网络延迟
 

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